// 云函数入口文件
const cloud = require('wx-server-sdk')

cloud.init()

const db=cloud.database();
const _=db.command;



// 云函数入口函数
exports.main = async (event, context) => {
    const openid = cloud.getWXContext().OPENID
    return await db.collection("blog").orderBy("posttime","desc").where({
      zanGroup:_.all([openid])
    }).get();
}